Great price for this four pack of a somewhat uncommon size..

Package size covers about one year.

Quality filters at a good price

Installed 2 of them ... worked well. Had a good "feel" to them.

Works well in a pet friendly environment.

Works well,keeps air clean.

Did not fit properly was off by a few mm it’s the same size as the one currently in the vent however not sure if it was not cut properly when manufactured but had to squish it in place

Good filters faor price

Strong material.

Good quality